📸 Canon EF-S 55-250mm f/4-5.6 IS STM Lens Specification

🔧 General Information:

• Lens Type: Telephoto Zoom Lens
• Mount Type: Canon EF-S (Only compatible with APS-C DSLR cameras)
• Focal Length: 55-250mm
• Maximum Aperture: f/4 (at 55mm) – f/5.6 (at 250mm)
• Minimum Aperture: f/22–f/32 (varies by zoom)

🔍 Optical Design:

• Lens Construction: 15 elements in 12 groups
• Special Elements: 1 UD (Ultra-low Dispersion) lens element
• Angle of View: 27° 50’ – 6° 15’ (horizontal)
• Image Stabilization: Yes, up to 3.5 stops (Optical IS)
• Autofocus Motor: STM (Stepping Motor) – smooth, quiet AF, great for video

🛠️ Focus:

• Minimum Focusing Distance: 0.85 m (2.79 ft)
• Maximum Magnification: 0.29x
• Focus Method: Internal focusing
• Full-Time Manual Focus: Yes (when using compatible Canon cameras)

📐 Physical Specifications:

• Filter Size: 58mm
• Dimensions: Approx. 70 mm (Diameter) x 111.2 mm (Length)
• Weight: Approx. 375g (13.2 oz)

🎥 Video Performance:

• Smooth and quiet focusing – ideal for video recording
• Compatible with Canon’s Movie Servo AF

✅ Key Features:

• Great reach for wildlife, sports, and portrait photography
• STM motor = Quiet and smooth focusing
• Optical Image Stabilizer helps reduce camera shake
• Affordable and lightweight for a telephoto zoom
• Compatible with Canon APS-C DSLRs like EOS 90D, 850D, 250D, 700D, etc